//
// DotNetNuke - http://www.dotnetnuke.com
// Copyright (c) 2002-2010
// by Perpetual Motion Interactive Systems Inc. ( http://www.perpetualmotion.ca )
//
// Permission is hereby granted, free of charge, to any person obtaining a copy of this software and associated 
// documentation files (the "Software"), to deal in the Software without restriction, including without limitation 
// the rights to use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of the Software, and 
// to permit persons to whom the Software is furnished to do so, subject to the following conditions:
//
// The above copyright notice and this permission notice shall be included in all copies or substantial portions 
// of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED 
// TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL 
// THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF 
// CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER 
// DEALINGS IN THE SOFTWARE.
//

using DotNetNuke.Entities.Modules.Actions;
using DotNetNuke.UI.Modules;
using DotNetNuke.UI.WebControls;
namespace DotNetNuke.UI.Containers
{
	public class ActionCommandButton : CommandButton, IActionControl
	{
		private ActionManager _ActionManager;
		private ModuleAction _ModuleAction;
		private IModuleControl _ModuleControl;
		public ModuleAction ModuleAction {
			get {
				if (_ModuleAction == null) {
					_ModuleAction = ModuleControl.ModuleContext.Actions.GetActionByCommandName(CommandName);
				}
				return _ModuleAction;
			}
			set { _ModuleAction = value; }
		}
		protected override void CreateChildControls()
		{
			base.CreateChildControls();
			CausesValidation = false;
			EnableViewState = false;
		}
		protected virtual void OnAction(ActionEventArgs e)
		{
			if (Action != null) {
				Action(this, e);
			}
		}
		protected override void OnButtonClick(System.EventArgs e)
		{
			base.OnButtonClick(e);
			if (!ActionManager.ProcessAction(ModuleAction)) {
				OnAction(new ActionEventArgs(ModuleAction, ModuleControl.ModuleContext.Configuration));
			}
		}
		protected override void OnPreRender(System.EventArgs e)
		{
			base.OnPreRender(e);
			if (ModuleAction != null && ActionManager.IsVisible(ModuleAction)) {
				Text = ModuleAction.Title;
				CommandArgument = ModuleAction.ID.ToString();
				if (DisplayIcon && (!string.IsNullOrEmpty(ModuleAction.Icon) || !string.IsNullOrEmpty(ImageUrl))) {
					if (!string.IsNullOrEmpty(ImageUrl)) {
						ImageUrl = ModuleControl.ModuleContext.Configuration.ContainerPath.Substring(0, ModuleControl.ModuleContext.Configuration.ContainerPath.LastIndexOf("/") + 1) + ImageUrl;
					} else {
						if (ModuleAction.Icon.IndexOf("/") > 0) {
							ImageUrl = ModuleAction.Icon;
						} else {
							ImageUrl = "~/images/" + ModuleAction.Icon;
						}
					}
				}
				ActionManager.GetClientScriptURL(ModuleAction, this);
			} else {
				Visible = false;
			}
		}
		public event ActionEventHandler Action;
		public ActionManager ActionManager {
			get {
				if (_ActionManager == null) {
					_ActionManager = new ActionManager(this);
				}
				return _ActionManager;
			}
		}
		public IModuleControl ModuleControl {
			get { return _ModuleControl; }
			set { _ModuleControl= value; }
		}
	}
}
